Codex 0.139.0 adds branch selection, worktree creation, and environment setup scripts for new threads in mobile. A new profile screen displays usage stats and token activity charts. Code mode now supports standalone web search directly, including from nested JavaScript tool calls, with plaintext results. The desktop app gained import flows from Claude Code and Claude Cowork, plus a revamped plugins screen with marketplace filters and keyboard navigation. Mobile users can create and manage goals via /goal, add inline review comments, ask questions from selected text in side chat, and edit their latest prompt.